Manchester United are considering Stuttgart striker Sasa Kalajdzic as well as Benjamin Sesko of Red Bull Salzburg.
Austria international Kalajdzic, who is 6ft 7ins tall, is available for around £17million and is on United's list of options.
Sesko, who was watched by Premier League scouts again on Saturday while in action at Sturm Graz, is valued at £55m. The 19-year-old Slovenia international's agent held talks with United last week.
Manchester United are considering a move for £17m-rated Stuttgart striker Sasa Kalajdzic
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